1 // Copyright 2015 The etcd Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 // Package version implements etcd version parsing and contains latest version 16 // information. 17 package version 18 19 import ( 20 "fmt" 21 "strings" 22 23 "github.com/coreos/go-semver/semver" 24 ) 25 26 var ( 27 // MinClusterVersion is the min cluster version this etcd binary is compatible with. 28 MinClusterVersion = "3.0.0" 29 Version = "3.5.13" 30 APIVersion = "unknown" 31 32 // Git SHA Value will be set during build 33 GitSHA = "Not provided (use ./build instead of go build)" 34 ) 35 36 func init() { 37 ver, err := semver.NewVersion(Version) 38 if err == nil { 39 APIVersion = fmt.Sprintf("%d.%d", ver.Major, ver.Minor) 40 } 41 } 42 43 type Versions struct { 44 Server string `json:"etcdserver"` 45 Cluster string `json:"etcdcluster"` 46 // TODO: raft state machine version 47 } 48 49 // Cluster only keeps the major.minor. 50 func Cluster(v string) string { 51 vs := strings.Split(v, ".") 52 if len(vs) <= 2 { 53 return v 54 } 55 return fmt.Sprintf("%s.%s", vs[0], vs[1]) 56 } 57